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system sensor

  • EPS10-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $135.13
    Original price $135.13 - Original price $135.13
    Original price $135.13
    Current price $121.62
    $121.62 - $121.62
    Current price $121.62

    ALARM WATERFLOW, SPDT SWITCH, 4 - 20 PSI.

    Original price $135.13
    Original price $135.13 - Original price $135.13
    Original price $135.13
    Current price $121.62
    $121.62 - $121.62
    Current price $121.62
    Save $13.51 Save $0.00
  • EPS10-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $82.01
    Original price $82.01 - Original price $82.01
    Original price $82.01
    Current price $73.81
    $73.81 - $73.81
    Current price $73.81

    ALARM WATERFLOW PRESSURE SWITCH, 2 SPDT, 4 - 20 POWER SUPPLY

    Original price $82.01
    Original price $82.01 - Original price $82.01
    Original price $82.01
    Current price $73.81
    $73.81 - $73.81
    Current price $73.81
    Save $8.20 Save $0.00
  • EPS120-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $163.87
    Original price $163.87 - Original price $163.87
    Original price $163.87
    Current price $163.86
    $163.86 - $163.86
    Current price $163.86

    PRES SWITCH 120PSI 2-SPDT

    Original price $163.87
    Original price $163.87 - Original price $163.87
    Original price $163.87
    Current price $163.86
    $163.86 - $163.86
    Current price $163.86
    Save $0.01 Save $0.00
  • EPS40-1 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $237.51
    Original price $237.51 - Original price $237.51
    Original price $237.51
    Current price $199.96
    $199.96 - $199.96
    Current price $199.96

    System Sensor, Low Pressure Supervisory Switch, w/One (1) SPDT Contact, 10-100psi Adjustable Pressure Range

    Original price $237.51
    Original price $237.51 - Original price $237.51
    Original price $237.51
    Current price $199.96
    $199.96 - $199.96
    Current price $199.96
    Sold out
  • EPS40-2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $161.44
    Original price $161.44 - Original price $161.44
    Original price $161.44
    Current price $145.29
    $145.29 - $145.29
    Current price $145.29

    Pressure Switch, Includes Two SPDT Switch

    Original price $161.44
    Original price $161.44 - Original price $161.44
    Original price $161.44
    Current price $145.29
    $145.29 - $145.29
    Current price $145.29
    Save $16.15 Save $0.00
  • F-A3384-000 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $196.27 - Original price $196.27
    Original price
    $196.27
    $196.27 - $196.27
    Current price $196.27

    Air filter aspirating detector

    Original price $196.27 - Original price $196.27
    Original price
    $196.27
    $196.27 - $196.27
    Current price $196.27
    Sold out
  • FM998 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $135.10 - Original price $135.10
    Original price
    $135.10
    $135.10 - $135.10
    Current price $135.10

    ELECTROMAGNETIC DOOR HOLDER, QUAD VOLTAGE, RECESSED MOUNT

    Original price $135.10 - Original price $135.10
    Original price
    $135.10
    $135.10 - $135.10
    Current price $135.10
  • HCRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $73.29
    Original price $73.29 - Original price $73.29
    Original price $73.29
    Current price $62.20
    $62.20 - $62.20
    Current price $62.20

    LOW-FREQUENCY COMPACT SOUNDER, 15, 30, 75, 95, N110, 135, 185 CD, CEILING, RED

    Original price $73.29
    Original price $73.29 - Original price $73.29
    Original price $73.29
    Current price $62.20
    $62.20 - $62.20
    Current price $62.20
    Save $11.09 Save $0.00
  • HCWL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $77.33
    Original price $77.33 - Original price $77.33
    Original price $77.33
    Current price $69.59
    $69.59 - $69.59
    Current price $69.59

    HORN CEIL LOW FREQUENCY WHT

    Original price $77.33
    Original price $77.33 - Original price $77.33
    Original price $77.33
    Current price $69.59
    $69.59 - $69.59
    Current price $69.59
    Sold out
  • HCWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $970.41
    Original price $970.41 - Original price $970.41
    Original price $970.41
    Current price $859.26
    $859.26 - $859.26
    Current price $859.26

    LOW-FREQUENCY COMPACT SOUNDER, 15, 30, 75, 95, 110, 135, 185 CD, CEILING, WHITE - BULK PACK of 10 UNITS

    Original price $970.41
    Original price $970.41 - Original price $970.41
    Original price $970.41
    Current price $859.26
    $859.26 - $859.26
    Current price $859.26
    Sold out
  • HGRKL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $72.47 - Original price $72.47
    Original price
    $72.47
    $72.47 - $72.47
    Current price $72.47

    L-Series Outdoor Compact Wall-Mounted Horn, "FIRE", Red

    Original price $72.47 - Original price $72.47
    Original price
    $72.47
    $72.47 - $72.47
    Current price $72.47
    Sold out
  • HGRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $81.94
    Original price $81.94 - Original price $81.94
    Original price $81.94
    Current price $67.14
    $67.14 - $67.14
    Current price $67.14

    WALL, HORN, COMPACT, LOW FREQUENCY, RED

    Original price $81.94
    Original price $81.94 - Original price $81.94
    Original price $81.94
    Current price $67.14
    $67.14 - $67.14
    Current price $67.14
    Sold out
  • HGRL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $843.24 - Original price $843.24
    Original price
    $843.24
    $843.24 - $843.24
    Current price $843.24

    LOW-FREQUENCY COMPACT SOUNDER, 15, 30, 75, 95, 110, 135, 185 CD, WALL, RED - BULK PACK of 10 UNITS

    Original price $843.24 - Original price $843.24
    Original price
    $843.24
    $843.24 - $843.24
    Current price $843.24
    Sold out
  • HGWL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $77.74
    Original price $77.74 - Original price $77.74
    Original price $77.74
    Current price $67.14
    $67.14 - $67.14
    Current price $67.14

    HORN, COMPACT, LOW FREQUENCY, WALL, WHITE

    Original price $77.74
    Original price $77.74 - Original price $77.74
    Original price $77.74
    Current price $67.14
    $67.14 - $67.14
    Current price $67.14
    Sold out
  • HGWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $817.93 - Original price $817.93
    Original price
    $817.93
    $817.93 - $817.93
    Current price $817.93

    LOW-FREQUENCY COMPACT SOUNDER, 15, 30, 75, 95, 110, 135, 185 CD, WALL, WHITE - BULK PACK of 10 UNITS

    Original price $817.93 - Original price $817.93
    Original price
    $817.93
    $817.93 - $817.93
    Current price $817.93
    Sold out
  • HRK SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $61.28 - Original price $61.28
    Original price
    $61.28
    $61.28 - $61.28
    Current price $61.28
    DISCONTINUED

    HORN ONLY, 12 OR 24 VOLT, RED, WALL MOUNT, OUTDOOR, INCLUDES BACKBOX

    Original price $61.28 - Original price $61.28
    Original price
    $61.28
    $61.28 - $61.28
    Current price $61.28
    Sold out
  • HRL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $44.72 - Original price $44.72
    Original price
    $44.72
    $44.72 - $44.72
    Current price $44.72

    Horn, Wall Mount, No Marking, Red

    Original price $44.72 - Original price $44.72
    Original price
    $44.72
    $44.72 - $44.72
    Current price $44.72
    Sold out
  • HRL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $93.73
    Original price $93.73 - Original price $93.73
    Original price $93.73
    Current price $84.36
    $84.36 - $84.36
    Current price $84.36

    Low-frequency sounder, 15, 30, 75, 95,..110, 135, 185 cd, wall, red

    Original price $93.73
    Original price $93.73 - Original price $93.73
    Original price $93.73
    Current price $84.36
    $84.36 - $84.36
    Current price $84.36
    Save $9.37 Save $0.00
  • HRL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $892.88 - Original price $892.88
    Original price
    $892.88
    $892.88 - $892.88
    Current price $892.88

    LOW-FREQUENCY SOUNDER, 15, 30, 75, 95, 110, 135, 185 CD, WALL, RED - BULK PACK of 10 UNITS

    Original price $892.88 - Original price $892.88
    Original price
    $892.88
    $892.88 - $892.88
    Current price $892.88
    Sold out
  • HW-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $77.50 - Original price $77.50
    Original price
    $77.50
    $77.50 - $77.50
    Current price $77.50

    SOUNDERS, LOW FREQUENCY, 2-WIRE, 12/24V, INDOOR, WALL MOUNT, WHITE

    Original price $77.50 - Original price $77.50
    Original price
    $77.50
    $77.50 - $77.50
    Current price $77.50
    Sold out
  • HWL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $40.99
    Original price $40.99 - Original price $40.99
    Original price $40.99
    Current price $36.89
    $36.89 - $36.89
    Current price $36.89

    HORN, WHITE, WALL MOUNT

    Original price $40.99
    Original price $40.99 - Original price $40.99
    Original price $40.99
    Current price $36.89
    $36.89 - $36.89
    Current price $36.89
    Save $4.10 Save $0.00
  • HWL-LF SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $93.13 - Original price $93.13
    Original price
    $93.13
    $93.13 - $93.13
    Current price $93.13

    Low-frequency sounder, 15, 30, 75, 95,..110, 135, 185 cd, wall, white

    Original price $93.13 - Original price $93.13
    Original price
    $93.13
    $93.13 - $93.13
    Current price $93.13
    Sold out
  • HWL-LF-BP10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $703.28 - Original price $703.28
    Original price
    $703.28
    $703.28 - $703.28
    Current price $703.28

    LOW-FREQUENCY SOUNDER, 15, 30, 75, 95,

    Original price $703.28 - Original price $703.28
    Original price
    $703.28
    $703.28 - $703.28
    Current price $703.28
    Sold out
  • IM-10 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $484.99 - Original price $484.99
    Original price
    $484.99
    $484.99 - $484.99
    Current price $484.99

    Ten Input Monitor Addressable Module..Supports N/O Contact Inputs Only..Configurable for Any Input Type..

    Original price $484.99 - Original price $484.99
    Original price
    $484.99
    $484.99 - $484.99
    Current price $484.99
    Sold out
  • ISO-6 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $514.35
    Original price $514.35 - Original price $514.35
    Original price $514.35
    Current price $462.92
    $462.92 - $462.92
    Current price $462.92

    SIX CIRCUIT ISOLATOR MODULE

    Original price $514.35
    Original price $514.35 - Original price $514.35
    Original price $514.35
    Current price $462.92
    $462.92 - $462.92
    Current price $462.92
    Save $51.43 Save $0.00
  • LENS-A SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $22.05
    Original price $22.05 - Original price $22.05
    Original price $22.05
    Current price $19.85
    $19.85 - $19.85
    Current price $19.85
    DISCONTINUED

    WALL STROBE LENS ATTACHMENT, AMBER

    Original price $22.05
    Original price $22.05 - Original price $22.05
    Original price $22.05
    Current price $19.85
    $19.85 - $19.85
    Current price $19.85
    Save $2.20 Save $0.00
  • LENS-A3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $21.93 - Original price $21.93
    Original price
    $21.93
    $21.93 - $21.93
    Current price $21.93
    DISCONTINUED

    LED LENS; AMBER; WALL/CEILING

    Original price $21.93 - Original price $21.93
    Original price
    $21.93
    $21.93 - $21.93
    Current price $21.93
    Sold out
  • LENS-AC SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $18.02
    Original price $18.02 - Original price $18.02
    Original price $18.02
    Current price $15.87
    $15.87 - $15.87
    Current price $15.87
    DISCONTINUED

    CEILING STROBE LENS ATTACHMENT, AMBER

    Original price $18.02
    Original price $18.02 - Original price $18.02
    Original price $18.02
    Current price $15.87
    $15.87 - $15.87
    Current price $15.87
    Save $2.15 Save $0.00
  • LENS-B3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $21.62 - Original price $21.62
    Original price
    $21.62
    $21.62 - $21.62
    Current price $21.62
    DISCONTINUED

    LED LENS; BLUE; WALL/CEILING

    Original price $21.62 - Original price $21.62
    Original price
    $21.62
    $21.62 - $21.62
    Current price $21.62
    Sold out
  • LENS-BC2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $22.05
    Original price $22.05 - Original price $22.05
    Original price $22.05
    Current price $19.85
    $19.85 - $19.85
    Current price $19.85
    DISCONTINUED

    CEILING BLUE LENS

    Original price $22.05
    Original price $22.05 - Original price $22.05
    Original price $22.05
    Current price $19.85
    $19.85 - $19.85
    Current price $19.85
    Save $2.20 Save $0.00
  • LENS-G2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $19.57
    Original price $19.57 - Original price $19.57
    Original price $19.57
    Current price $17.61
    $17.61 - $17.61
    Current price $17.61
    DISCONTINUED

    WALL GREEN LENS

    Original price $19.57
    Original price $19.57 - Original price $19.57
    Original price $19.57
    Current price $17.61
    $17.61 - $17.61
    Current price $17.61
    Save $1.96 Save $0.00
  • LENS-G3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $21.40 - Original price $21.40
    Original price
    $21.40
    $21.40 - $21.40
    Current price $21.40
    DISCONTINUED

    LED LENS; GREEN; WALL/CEILING

    Original price $21.40 - Original price $21.40
    Original price
    $21.40
    $21.40 - $21.40
    Current price $21.40
    Sold out
  • LENS-GC2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $20.45
    Original price $20.45 - Original price $20.45
    Original price $20.45
    Current price $18.40
    $18.40 - $18.40
    Current price $18.40
    DISCONTINUED

    CEILING GREEN LENS

    Original price $20.45
    Original price $20.45 - Original price $20.45
    Original price $20.45
    Current price $18.40
    $18.40 - $18.40
    Current price $18.40
    Save $2.05 Save $0.00
  • LENS-R3 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $24.02 - Original price $24.02
    Original price
    $24.02
    $24.02 - $24.02
    Current price $24.02

    LED LENS; RED; WALL/CEILING

    Original price $24.02 - Original price $24.02
    Original price
    $24.02
    $24.02 - $24.02
    Current price $24.02
    Sold out
  • M02-04-00 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $15.58
    Original price $15.58 - Original price $15.58
    Original price $15.58
    Current price $9.51
    $9.51 - $9.51
    Current price $9.51

    TEST MAGNET ONLY.

    Original price $15.58
    Original price $15.58 - Original price $15.58
    Original price $15.58
    Current price $9.51
    $9.51 - $9.51
    Current price $9.51
    Sold out
  • M500DM SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $32.17 - Original price $32.17
    Original price
    $32.17
    $32.17 - $32.17
    Current price $32.17

    DUAL CLASS B MONITOR MODULE

    Original price $32.17 - Original price $32.17
    Original price
    $32.17
    $32.17 - $32.17
    Current price $32.17
    Sold out
  • M500X SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $108.64 - Original price $108.64
    Original price
    $108.64
    $108.64 - $108.64
    Current price $108.64

    Line Isolator Module. Mounts in 4" Square Back Electrical Box by others

    Original price $108.64 - Original price $108.64
    Original price
    $108.64
    $108.64 - $108.64
    Current price $108.64
    Sold out
  • MDL3R SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $93.55 - Original price $93.55
    Original price
    $93.55
    $93.55 - $93.55
    Current price $93.55

    SYNC CIRCUIT MODULE, 12 OR 24 VDC, RED

    Original price $93.55 - Original price $93.55
    Original price
    $93.55
    $93.55 - $93.55
    Current price $93.55
  • MHR SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $29.66
    Original price $29.66 - Original price $29.66
    Original price $29.66
    Current price $25.12
    $25.12 - $25.12
    Current price $25.12

    MINI HORN, RED

    Original price $29.66
    Original price $29.66 - Original price $29.66
    Original price $29.66
    Current price $25.12
    $25.12 - $25.12
    Current price $25.12
    Sold out
  • MHW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $34.89
    Original price $34.89 - Original price $34.89
    Original price $34.89
    Current price $31.39
    $31.39 - $31.39
    Current price $31.39

    MINI HORN, WHITE

    Original price $34.89
    Original price $34.89 - Original price $34.89
    Original price $34.89
    Current price $31.39
    $31.39 - $31.39
    Current price $31.39
    Save $3.50 Save $0.00
  • MP120KL SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $59.76 - Original price $59.76
    Original price
    $59.76
    $59.76 - $59.76
    Current price $59.76

    120VAC ADAPTER

    Original price $59.76 - Original price $59.76
    Original price
    $59.76
    $59.76 - $59.76
    Current price $59.76
    Sold out
  • MWBBCW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $74.10
    Original price $74.10 - Original price $74.10
    Original price $74.10
    Current price $66.69
    $66.69 - $66.69
    Current price $66.69

    CEILING, METAL WEATHERPROOF BACK BOX, WHITE

    Original price $74.10
    Original price $74.10 - Original price $74.10
    Original price $74.10
    Current price $66.69
    $66.69 - $66.69
    Current price $66.69
    Save $7.41 Save $0.00
  • MWBBW SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $67.97
    Original price $67.97 - Original price $67.97
    Original price $67.97
    Current price $61.18
    $61.18 - $61.18
    Current price $61.18

    WALL, METAL WEATHERPROOF BACK BOX, WHITE

    Original price $67.97
    Original price $67.97 - Original price $67.97
    Original price $67.97
    Current price $61.18
    $61.18 - $61.18
    Current price $61.18
    Save $6.79 Save $0.00
  • OSI-R-SS SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $978.30
    Original price $978.30 - Original price $978.30
    Original price $978.30
    Current price $785.26
    $785.26 - $785.26
    Current price $785.26

    CONVENTIONAL SINGLE-ENDED REFLECTIVE IMAGING BEAM SMOKE DETECTOR

    Original price $978.30
    Original price $978.30 - Original price $978.30
    Original price $978.30
    Current price $785.26
    $785.26 - $785.26
    Current price $785.26
    Sold out
  • OSY2 SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $223.90
    Original price $223.90 - Original price $223.90
    Original price $223.90
    Current price $191.62
    $191.62 - $191.62
    Current price $191.62

    OUSIDE SCREW AND YOKE VALVE SUPERVISORY SWITCH

    Original price $223.90
    Original price $223.90 - Original price $223.90
    Original price $223.90
    Current price $191.62
    $191.62 - $191.62
    Current price $191.62
    Sold out
  • P2GRKLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $129.83
    Original price $129.83 - Original price $129.83
    Original price $129.83
    Current price $110.13
    $110.13 - $110.13
    Current price $110.13

    L-Series with LED Outdoor Compact Wall Horn Strobes, "FIRE", Red

    Original price $129.83
    Original price $129.83 - Original price $129.83
    Original price $129.83
    Current price $110.13
    $110.13 - $110.13
    Current price $110.13
    Sold out
  • P2GWKLED SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $83.29 - Original price $83.29
    Original price
    $83.29
    $83.29 - $83.29
    Current price $83.29

    System Sensor, L-Series, Outdoor Compact Horn/Strobe (LED), Wall Mounted, w/"FIRE" Wording, White Finish

    Original price $83.29 - Original price $83.29
    Original price
    $83.29
    $83.29 - $83.29
    Current price $83.29
    Sold out
  • P2GWKLED-P SYSTEM SENSOR

    SYSTEM SENSOR
    Original price $140.17 - Original price $140.17
    Original price
    $140.17
    $140.17 - $140.17
    Current price $140.17

    System Sensor P2GWKLED-P L-Series Outdoor Compact Wall-Mounted Horn Strobe, "PLAIN", White

    Original price $140.17 - Original price $140.17
    Original price
    $140.17
    $140.17 - $140.17
    Current price $140.17
    Sold out